.kj{--r: 10px;--pad: 16px;--maxw: 1240px;--display: "Prompt", "Sarabun", sans-serif;--sj-math: #26327A;--sj-science: #0E5F55;--sj-english: #6A2B52;--sj-thai: #9A3D22;--sj-social: #7A5A12;--sj-other: #33414C;background:var(--paper);color:var(--ink);min-height:100vh;display:flex;flex-direction:column}.kj-wrap{width:100%;max-width:var(--maxw);margin:0 auto;padding:0 var(--pad)}.kj h1,.kj h2,.kj h3,.kj .kj-display{font-family:var(--display);font-weight:600;letter-spacing:0;line-height:1.32}.kj-head{background:var(--brand);color:var(--brand-ink);position:sticky;top:0;z-index:30;border-bottom:1px solid rgba(255,255,255,.08)}.kj-head-in{display:flex;align-items:center;justify-content:space-between;gap:12px;height:60px}.kj-logo{display:flex;align-items:center;gap:9px;text-decoration:none;color:inherit}.kj-logo-mark{width:34px;height:30px;flex-shrink:0;--mark-bg: var(--brand)}.kj-logo-tx{font-family:var(--display);font-weight:600;font-size:17px;line-height:1.15}.kj-logo-sub{display:block;font-family:Sarabun,sans-serif;font-weight:400;font-size:11.5px;color:var(--brand-dim)}@media (max-width: 420px){.kj-logo-sub{display:none}}.kj-nav{display:flex;align-items:center;gap:8px}.kj-nav a{text-decoration:none;font-size:14px;font-weight:600;border-radius:8px;padding:8px 12px}.kj-nav-line{background:#06c755;color:#fff}.kj-nav-my{color:var(--brand-ink);border:1px solid rgba(255,255,255,.22)}.kj-nav-my:hover{background:#ffffff14}.kj-nav-line-tx{display:none}@media (min-width: 560px){.kj-nav-line-tx{display:inline}}.kj-hero{background:var(--hero);border-bottom:1px solid var(--line)}.kj-hero-in{display:grid;gap:28px;padding:34px var(--pad) 36px}.kj-eyebrow{display:inline-flex;align-items:center;gap:7px;font-size:12.5px;font-weight:600;color:var(--tint-ink);background:var(--tint);border:1px solid var(--line);padding:5px 11px;border-radius:999px;margin-bottom:14px}.kj-hero h1{font-size:29px;font-weight:700;margin-bottom:12px;text-wrap:balance}.kj-hero-sub{font-size:16px;color:var(--ink-2);line-height:1.62;margin-bottom:20px;max-width:34ch;text-wrap:pretty}.kj-checks{display:flex;flex-wrap:wrap;gap:9px 20px;margin-bottom:24px}.kj-check{display:flex;align-items:center;gap:7px;font-size:14.5px;font-weight:600;color:var(--ink)}.kj-check svg{width:17px;height:17px;flex-shrink:0;color:var(--tint-ink)}.kj-cta-row{display:flex;flex-wrap:wrap;gap:10px}.kj-pick-lead{display:block;font-size:13px;font-weight:600;color:var(--ink-3);margin-bottom:9px}.kj-pick-row{display:flex;flex-wrap:wrap;gap:8px}.kj-pick-btn{display:inline-flex;align-items:baseline;gap:7px;padding:11px 15px;border-radius:var(--r);cursor:pointer;font-family:var(--display);font-weight:600;font-size:14.5px;color:#fff;background:var(--pk, #33414C);border:1px solid transparent;box-shadow:var(--card-shadow);transition:transform .14s ease,filter .14s ease}.kj-pick-btn:hover{filter:brightness(1.12)}.kj-pick-btn:active{transform:translateY(1px)}.kj-pick-n{font-size:11.5px;font-weight:500;opacity:.8;font-variant-numeric:tabular-nums}.kj-pick-on{outline:3px solid var(--accent);outline-offset:2px}.kj-pk-math{--pk: var(--sj-math)}.kj-pk-science{--pk: var(--sj-science)}.kj-pk-english{--pk: var(--sj-english)}.kj-pk-thai{--pk: var(--sj-thai)}.kj-pk-social{--pk: var(--sj-social)}.kj-pk-other{--pk: var(--sj-other)}.kj-btn{font-family:var(--display);font-weight:600;font-size:15px;border:1px solid transparent;border-radius:var(--r);padding:13px 22px;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:8px;transition:background .15s ease,border-color .15s ease,transform .15s ease}.kj-btn-primary{background:var(--accent);color:var(--accent-ink)}.kj-btn-primary:hover{background:var(--accent-2)}.kj-btn-ghost{background:transparent;color:var(--ink);border-color:var(--line-2)}.kj-btn-ghost:hover{background:var(--surface);border-color:var(--ink-3)}.kj-btn:active{transform:translateY(1px)}.kj-fan{display:none}.kj-fan-hero-img{width:100%;border-radius:var(--r);border:1px solid var(--line);display:block}@media (min-width: 900px){.kj-hero-in{grid-template-columns:1.06fr .94fr;align-items:center;padding:52px var(--pad) 56px;gap:40px}.kj-hero h1{font-size:40px}.kj-fan{display:flex;align-items:center;justify-content:center;gap:12px;padding:22px 0}.kj-fan-item{flex:1 1 0;min-width:0;max-width:172px;border-radius:var(--r);overflow:hidden;border:1px solid rgba(0,0,0,.09);box-shadow:0 12px 28px #0000002b}.kj-fan-item:nth-child(1){transform:rotate(-3.5deg) translateY(14px)}.kj-fan-item:nth-child(2){transform:translateY(-16px);z-index:2;box-shadow:0 20px 42px #0000003d}.kj-fan-item:nth-child(3){transform:rotate(3.5deg) translateY(14px)}.kj-fan-hero-img{max-width:430px}}.kj-filter{background:var(--brand);color:var(--brand-ink);padding:16px 0}.kj-filter-grid{display:grid;gap:8px;grid-template-columns:repeat(3,1fr)}.kj-filter-grid>:first-child{grid-column:1 / -1}.kj-field{width:100%;background:var(--surface);color:var(--ink);border:1px solid transparent;border-radius:9px;padding:12px 13px;font-family:inherit;font-size:15px;font-weight:500;outline:none;-webkit-appearance:none;-moz-appearance:none;appearance:none}.kj-field::placeholder{color:var(--ink-3);font-weight:400}.kj-field:focus-visible{border-color:var(--accent);box-shadow:0 0 0 3px #e0a22c4d}.kj-select-wrap{position:relative}.kj-select-wrap svg{position:absolute;right:12px;top:50%;transform:translateY(-50%);width:14px;height:14px;color:var(--ink-3);pointer-events:none}.kj-select-wrap .kj-field{padding-right:32px}@media (min-width: 700px){.kj-filter-grid{grid-template-columns:1.7fr 1fr 1fr 1fr;gap:9px}.kj-filter-grid>:first-child{grid-column:auto}}@media (max-width: 400px){.kj-filter-grid{grid-template-columns:repeat(2,1fr)}.kj-field{padding:11px}}.kj-arenas{display:flex;gap:7px;margin-top:12px;overflow-x:auto;padding-bottom:3px;scrollbar-width:none}.kj-arenas::-webkit-scrollbar{display:none}.kj-arena{flex-shrink:0;display:inline-flex;align-items:center;gap:6px;background:var(--brand-chip);color:var(--brand-ink);border:1px solid rgba(255,255,255,.14);border-radius:999px;padding:7px 13px;font-family:inherit;font-size:13.5px;font-weight:600;cursor:pointer;transition:background .15s ease}.kj-arena:hover{background:#fff3}.kj-arena-on{background:var(--accent);color:var(--accent-ink);border-color:var(--accent)}.kj-arena-n{font-size:11.5px;opacity:.72;font-variant-numeric:tabular-nums}.kj-arena-lead{flex-shrink:0;align-self:center;font-size:13px;color:var(--brand-dim);padding-right:3px}.kj-cat{padding:30px 0 48px;flex:1;scroll-margin-top:68px}.kj-cat-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:18px;flex-wrap:wrap}.kj-cat-head h2{font-size:20px;font-weight:600}.kj-count{font-size:13.5px;color:var(--ink-3);font-variant-numeric:tabular-nums}.kj-clear{background:none;border:none;font-family:inherit;font-size:13.5px;font-weight:600;color:var(--tint-ink);cursor:pointer;text-decoration:underline;padding:0}.kj-grid{display:grid;gap:14px;grid-template-columns:repeat(2,1fr)}@media (min-width: 620px){.kj-grid{grid-template-columns:repeat(3,1fr);gap:16px}}@media (min-width: 940px){.kj-grid{grid-template-columns:repeat(4,1fr)}}@media (min-width: 1180px){.kj-grid{grid-template-columns:repeat(5,1fr)}}.kj-card{display:flex;flex-direction:column;text-decoration:none;color:inherit;background:var(--surface);border:1px solid var(--line);border-radius:var(--r);overflow:hidden;transition:border-color .16s ease,box-shadow .16s ease,transform .16s ease}.kj-card:hover{border-color:var(--line-2);box-shadow:0 10px 26px #0000001a;transform:translateY(-2px)}.kj-card:focus-visible{outline:2px solid var(--accent);outline-offset:2px}.kj-card-body{padding:11px 12px 13px;display:flex;flex-direction:column;gap:4px;flex:1}.kj-card-eyebrow{font-size:11px;font-weight:600;color:var(--ink-3);text-transform:uppercase;letter-spacing:.04em;display:flex;align-items:center;gap:5px}.kj-card-title{font-family:var(--display);font-weight:600;font-size:14px;line-height:1.42;color:var(--ink);display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}.kj-card-foot{display:flex;align-items:baseline;justify-content:space-between;gap:8px;margin-top:auto;padding-top:9px}.kj-price{font-family:var(--display);font-weight:700;font-size:17px;color:var(--ink);font-variant-numeric:tabular-nums;white-space:nowrap}.kj-price span{font-size:12.5px;font-weight:500;color:var(--ink-3);margin-left:2px}.kj-card-go{display:none;font-size:12.5px;font-weight:600;color:var(--ink-3);transition:color .15s ease;white-space:nowrap}@media (min-width: 620px){.kj-card-go{display:inline}}.kj-card:hover .kj-card-go{color:var(--tint-ink)}.kj-empty{border:1px dashed var(--line-2);border-radius:var(--r);padding:44px 20px;text-align:center;color:var(--ink-2)}.kj-empty b{display:block;font-family:var(--display);font-weight:600;font-size:16px;color:var(--ink);margin-bottom:6px}.kj-cv{position:relative;aspect-ratio:3 / 4;width:100%;display:flex;flex-direction:column;justify-content:space-between;padding:12px 12px 0;overflow:hidden;color:#fff;background:var(--cv, #33414C)}.kj-cv-img{object-fit:cover;padding:0;display:block}.kj-cv-math{--cv: var(--sj-math)}.kj-cv-science{--cv: var(--sj-science)}.kj-cv-english{--cv: var(--sj-english)}.kj-cv-thai{--cv: var(--sj-thai)}.kj-cv-social{--cv: var(--sj-social)}.kj-cv-other{--cv: var(--sj-other)}.kj-cv-glyph{position:absolute;right:-26%;bottom:-18%;width:76%;height:auto;color:#fff;opacity:.11;pointer-events:none}.kj-cv-top{position:relative;z-index:1}.kj-cv-arena{display:inline-block;font-size:10.5px;font-weight:700;letter-spacing:.07em;text-transform:uppercase;padding-bottom:6px;border-bottom:1px solid rgba(255,255,255,.34)}.kj-cv-mid{position:relative;z-index:1;padding-bottom:6px}.kj-cv-grade{font-family:var(--display);font-weight:700;line-height:1.14}.kj-cv-grade-lg{font-size:30px}.kj-cv-grade-md{font-size:21px}.kj-cv-grade-sm{font-size:16px}.kj-cv-subject{font-size:12px;font-weight:500;color:#ffffffd1;margin-top:2px}.kj-cv-foot{position:relative;z-index:1;display:flex;align-items:center;gap:6px;margin:0 -12px;padding:7px 12px;background:#00000038;font-size:10.5px;font-weight:600;letter-spacing:.04em}.kj-cv-dot{width:3px;height:3px;border-radius:50%;background:currentColor;opacity:.6}@media (min-width: 620px){.kj-cv-grade-lg{font-size:34px}.kj-cv-grade-md{font-size:23px}}.kj-trust{background:var(--surface-2);border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.kj-trust-grid{display:grid;gap:18px;padding:24px var(--pad);grid-template-columns:1fr}@media (min-width: 560px){.kj-trust-grid{grid-template-columns:repeat(2,1fr)}}@media (min-width: 940px){.kj-trust-grid{grid-template-columns:repeat(4,1fr);padding:28px var(--pad)}}.kj-trust-item{display:flex;gap:11px;align-items:flex-start}.kj-trust-item svg{width:21px;height:21px;flex-shrink:0;margin-top:2px;color:var(--tint-ink)}.kj-trust-t{font-family:var(--display);font-weight:600;font-size:14.5px;margin-bottom:2px}.kj-trust-d{font-size:12.5px;color:var(--ink-2);line-height:1.55}.kj-foot{background:var(--brand-2);color:var(--brand-dim);font-size:13px}.kj-foot-in{padding:22px var(--pad);display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}.kj-foot b{color:var(--brand-ink);font-weight:600}.kj-foot-brand{display:flex;align-items:center;gap:9px;font-family:var(--display);font-weight:600;font-size:15px;color:var(--brand-ink)}.kj-foot-mark{width:30px;height:26px;flex-shrink:0;--mark-bg: var(--brand-2)}.kj-foot-links{display:flex;gap:16px;flex-wrap:wrap}.kj-foot-links a{color:var(--brand-dim);text-decoration:none}.kj-foot-links a:hover{color:var(--brand-ink);text-decoration:underline}.kj-inner{max-width:720px;margin:0 auto;padding:24px var(--pad) 48px;flex:1}@media (prefers-reduced-motion: reduce){.kj *,.kj *:before,.kj *:after{transition:none!important;animation:none!important}.kj-card:hover{transform:none}}